Something went wrong. Try again.
Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
Something went wrong. Try again.
1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859606162636465666768697071727374/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */#ifndef _UAPILINUX_KEXEC_H#define _UAPILINUX_KEXEC_H
/* kexec system call - It loads the new kernel to boot into. * kexec does not sync, or unmount filesystems so if you need * that to happen you need to do that yourself. */
#include <linux/types.h>
/* kexec flags for different usage scenarios */#define KEXEC_ON_CRASH 0x00000001#define KEXEC_PRESERVE_CONTEXT 0x00000002#define KEXEC_UPDATE_ELFCOREHDR 0x00000004#define KEXEC_CRASH_HOTPLUG_SUPPORT 0x00000008#define KEXEC_ARCH_MASK 0xffff0000
/* * Kexec file load interface flags. * KEXEC_FILE_UNLOAD : Unload already loaded kexec/kdump image. * KEXEC_FILE_ON_CRASH : Load/unload operation belongs to kdump image. * KEXEC_FILE_NO_INITRAMFS : No initramfs is being loaded. Ignore the initrd * fd field. * KEXEC_FILE_FORCE_DTB : Force carrying over the current boot's DTB to the new * kernel on x86. This is already the default behavior on * some other architectures, like ARM64 and PowerPC. */#define KEXEC_FILE_UNLOAD 0x00000001#define KEXEC_FILE_ON_CRASH 0x00000002#define KEXEC_FILE_NO_INITRAMFS 0x00000004#define KEXEC_FILE_DEBUG 0x00000008#define KEXEC_FILE_NO_CMA 0x00000010#define KEXEC_FILE_FORCE_DTB 0x00000020
/* These values match the ELF architecture values. * Unless there is a good reason that should continue to be the case. */#define KEXEC_ARCH_DEFAULT ( 0 << 16)#define KEXEC_ARCH_386 ( 3 << 16)#define KEXEC_ARCH_68K ( 4 << 16)#define KEXEC_ARCH_PARISC (15 << 16)#define KEXEC_ARCH_X86_64 (62 << 16)#define KEXEC_ARCH_PPC (20 << 16)#define KEXEC_ARCH_PPC64 (21 << 16)#define KEXEC_ARCH_IA_64 (50 << 16)#define KEXEC_ARCH_ARM (40 << 16)#define KEXEC_ARCH_S390 (22 << 16)#define KEXEC_ARCH_SH (42 << 16)#define KEXEC_ARCH_MIPS_LE (10 << 16)#define KEXEC_ARCH_MIPS ( 8 << 16)#define KEXEC_ARCH_AARCH64 (183 << 16)#define KEXEC_ARCH_RISCV (243 << 16)#define KEXEC_ARCH_LOONGARCH (258 << 16)
/* The artificial cap on the number of segments passed to kexec_load. */#define KEXEC_SEGMENT_MAX 16
#ifndef __KERNEL__/* * This structure is used to hold the arguments that are used when * loading kernel binaries. */struct kexec_segment { const void *buf; __kernel_size_t bufsz; const void *mem; __kernel_size_t memsz;};
#endif /* __KERNEL__ */
#endif /* _UAPILINUX_KEXEC_H */